{"entity":{"iso2":"PL","iso3":"POL","name":"Poland","slug":"poland"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"barro-lee-percentage-of-population-age-40-44-with-primary-schooling-completed-primary","source":"Robert J. Barro and Jong-Wha Lee: http://www.barrolee.com/","source_url":"https://data.worldbank.org/indicator/BAR.PRM.CMPT.4044.ZS","title":"Barro-Lee: Percentage of population age 40-44 with primary schooling. Completed Primary","unit":null},"observations":[{"date":"1960-01-01","value":34.7},{"date":"1965-01-01","value":40.74},{"date":"1970-01-01","value":45.7},{"date":"1975-01-01","value":49.76},{"date":"1980-01-01","value":49.5},{"date":"1985-01-01","value":48.63},{"date":"1990-01-01","value":27.94},{"date":"1995-01-01","value":22.11},{"date":"2000-01-01","value":11.42},{"date":"2005-01-01","value":10.11},{"date":"2010-01-01","value":7.84}],"summary":{"latest_period":"2010-01-01","latest_value":7.84,"max":49.76,"mean":31.6773,"min":7.84,"of":144,"rank":83,"trend":"volatile"}}